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Subtract 21/80 from 49/35

1st number: 1 14/35, 2nd number: 21/80

49/35 - 21/80 is 91/80.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 80 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 35 × 16 = 560,
    49/35 = 49 × 16/35 × 16 = 784/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    21/80 = 21 × 7/80 × 7 = 147/560
  4. Subtract the two like fractions:
    784/560 - 147/560 = 784 - 147/560 = 637/560
  5. After reducing the fraction, the answer is 91/80
  6. In mixed form: 111/80

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